Answer: next

AnswerCrossword Clue
NEXTHaving the shortest wait
NEXTShout that cues a queue to move
NEXTFollowing
NEXTWaiting room call
NEXTAbout to have one's turn
NEXTCall in a crowded bakery
NEXTEnsuing
NEXTWaiting room cry
NEXTQueue cue
NEXTThis coming
NEXTCounter shout
NEXTCounter call
NEXTImmediately following
NEXTAbout to be served
NEXTCall to a line
NEXTCry at a counter
NEXTFirst in the waiting line
NEXT"Who's turn is it?!"
NEXTAfter
NEXTCall in a deli
nextin an adjacent house, apartment, office, etc.; neighboring
NEXTBarber's call
NEXTContiguous
NEXTDeli counter cal
NEXTDeli counter cry
NEXTOn deck
NEXTWord to the queue
NEXT"Star Trek: The ... Generation"
NEXTTeller's cry
NEXTDeli counter call
NEXTAt the front of the line
NEXTBarbershop cry
NEXTWaiting-room call
NEXTRight behind in line
NEXTCall at a queue
NEXT"Step right up"
NEXTCall to a queue
NEXTQueue call
NEXTHeading the queue
NEXTAt the front of the line, say